gistfile1.txt

#controller
def index
  @bikes = Bike.order('created_at DESC').limit(50).all
  @bikesnew = @bikes.find_all { |bike| bike.created_at > "2013-07-01 17:58:14" }

  respond_to do |format|
    format.js { render :bike_post_ajax }
    format.html
  end
end


#bike_post_ajax.js.erb
$('table').prepend("<%= j(render('bike_post', :bike=> @bikesnew)) %>")

#_bike_post.html.erb
  <% bike.each do |single| %>
    <tr>
    <td>$<%= single.price %>0</td>
      <% if single.posted != nil %>
        <td><%= image_tag single.posted, :height => '200', :width => '200' %></td>
      <% else %>
        <td><%= image_tag 'y-u-no-guy.jpg' %></td>
      <% end %>

    <td><%= link_to single.title, single.url, :target => '_blank' %></td>
    <td><%= single.location %></td>
    <td><%= single.created_at.strftime("%b %d, %H:%M") %></td>
    </tr>
  <% end %>